COPY requirements.txt . RUN pip install --no-cache-dir -r requirements.txt
try: if action == "audio": # Download audio with yt_dlp.YoutubeDL(YDL_OPTS_AUDIO) as ydl: info = ydl.extract_info(url, download=True) filename = ydl.prepare_filename(info).replace('.webm', '.mp3').replace('.m4a', '.mp3') youtube downloader telegram bot